Worm gear adjuster



FIG. 1 is a front perspective view of the worm gear adjuster disposed ona headband;

FIG. 2 is a front perspective view of the worm gear adjuster disposed ona helmet;

FIG. 3 is a front side view of the worm gear adjuster;

FIG. 4 is a rear side view of the worm gear adjuster;

FIG. 5 is a bottom view of the worm gear adjuster;

FIG. 6 is a top view of the worm gear adjuster;

FIG. 7 is a right side view of the worm gear adjuster; and,

FIG. 8 is a left side view of the worm gear adjuster.

The headband, the helmet, and certain features of the worm gear adjusterare shown in broken lines for illustrative purposes only and form nopart of the claimed design.

CLAIM The ornamental design for a worm gear adjuster, as shown anddescribed.